Laos enjoys a tropical and subtropical monsoon climate with the annual average temperature of 26℃ and the annual precipitation ranging from 1,250 millimeters to 3750 millimeters. It has sufficient rainfall and abundant sunshine. The dry and cool seasons last from November to the following April and the rainy seasons are from May to October. The rainy seasons last from May to October with the average temperature of 26℃.The best time to travel to Laos is from November to the following March when the weather is nice and cool. While visiting Laos, tourists need to bring some sun block, adopt suitable self-protective measures against mosquitoes and for the sunstroke prevention.